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The Yukon ring-and-pinion gear set for GM Chevy 55P delivers a high-performance 3.55 ratio final-drive upgrade. Engineers apply advanced design, precision heat-treating and rigorous testing to produce a refined tooth surface finish that helps reduce friction and heat, using high-grade steel and OEM-spec fitment plus the Y.E.S. Plan lifetime coverage. Fits 1955-1964 GM passenger cars with an 8.40" ring gear, 10 ring bolts and a 17-spline pinion.
Yukon Gear High Performance Gear Set For GM Chevy 55P in a 3.55 Ratio
